<template>
  <div id="app">
    <router-view/>
   
  </div>
</template>

<style lang="scss">

</style>
<script>
export default {
  data() {
    return {
      flag:false
    }
  },
  methods: {
   
  },
  provide(){
    return {
      flag:this.flag
    }
  }
}
</script>
